Finding the Third Proportional to 245,613 and 366,898.50

Step by Step Solution

1. Step 1: Write the proportion equation
   245,613 : 366,898.50 = 366,898.50 : x
2. Step 2: Convert to fraction form
   245,613/366,898.50 = 366,898.50/x
3. Step 3: Cross multiply
   245,613x = 366,898.50 × 366,898.50
4. Step 4: Simplify right side
   245,613x = 134,614,509,302.25
5. Step 5: Solve for x
   x = 134,614,509,302.25/245,613
6. Step 6: Final answer
   x = 548,075.67